| clgo:synonym | - *C. afer Quatrefages, 1866
- *C. antarcticus Kinberg, 1866
- *C. appendiculatus Grube, 1874
- *C. australis Quatrefages, 1866
- *C. brevis Lespés, 1872
- *C. capensis Stimpson, 1856
- *C. cautus Marenzeller, 1879
- *C. crosslandi Caullery, 1944
- *C. hamatus Schmarda, 1961
- *C. insignis Baird, 1864
- *C. kagosimensis Izuka, 1911
- *C. leuckarti Quatrefages, 1866
- *C. longimanus Crossland, 1904
- *C. longipes Crossland, 1904
- *C. luteus Stimpson, 1856
- *C. macropus Schmarda, 1861
- *C. norvegicus M. Sars, 1835
- *C. pergamentaceus Cuvier, 1827
- *C. quatrefagesii Jourdain, 1868
- *C. sarsi Boeck in Sars, 1860
- *C. sarsii Boeck in Sars, 1860
- *C. takahashii Izuka, 1911
- *C. valencinii Quatrefages, 1866
- *C. variopedatus macropus Schmarda, 1861
- *Tricoelia variopedatus Renier, 1804
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